AS3661 — The Chinese University of Hong Kong AS 3661
AS Name: ERX-CUHKNET
Description: The Chinese University of Hong Kong Information Technology Services Centre
Organization: ORG-CUOH1-AP
Registry: APNIC
aut-num: AS3661
as-name: ERX-CUHKNET
descr: The Chinese University of Hong Kong
descr: Information Technology Services Centre
country: HK
remarks: This aut-num object created as part of the ER-Transfer from ARIN
org: ORG-CUOH1-AP
admin-c: NA17-AP
tech-c: NT27-AP
abuse-c: AC2019-AP
mnt-by: APNIC-HM
mnt-lower: MAINT-CUHKNET-HK
mnt-routes: MAINT-CUHKNET-HK
mnt-irt: IRT-CUHKNET-HK
last-modified: 2022-12-05T02:41:49Z
source: APNIC
Direct Membership
Macros that directly list AS3661 as a member:
AS3662:AS-HARNET(9 members)
AS137207:AS-HARNET-RE(10 members)
AS4641:AS-CUHK-TRANSIT(12 members)
AS-HKTCUSTOMER(196 members)
AS-HKT-AS4515(217 members)
AS-CTI-TELECOM(272 members)
AS-NEXUSGUARD-CLIENTS(278 members)
AS-HKIX(348 members)
AS20965:AS-FROM-TEIN-TO-GEANT(600 members)
AS3303:AS-SWCMPEERS(783 members)
AS-KDDI6(833 members)
AS-KDD(1151 members)
AS-BTN-CUSTOMERS(1495 members)
AS-TWIG(2292 members)
AS-ANC-CUSTOMER-PROXY-REGISTER(2405 members)
AS58453:AS-ASIAASCUST(2512 members)
AS-HWNG-DOWNSTREAMS(2599 members)
AS3491:AS-CUSTOMERS-AP(3895 members)
AS-CTBC-TOOLS(8129 members)
AS-HURRICANEV6(20402 members)
Expanded Membership
All macros containing AS3661 (directly or via nested macros): 364
Show 100 macros
AS3662:AS-HARNET(9 ASNs)
AS137207:AS-HARNET-RE(10 ASNs)
AS4641:AS-CUHK-TRANSIT(51 ASNs)
AS-HKTCUSTOMER(196 ASNs)
AS-HKT-AS4515(217 ASNs)
AS-CTI-TELECOM(275 ASNs)
AS-NEXUSGUARD-CLIENTS(278 ASNs)
AS20965:AS-FROM-TEIN-TO-GEANT(639 ASNs)
AS3303:AS-SWCMPEERS(783 ASNs)
AS-KDDI6(833 ASNs)
AS-KDD(1,151 ASNs)
AS-KDDCUSTOMER(1,151 ASNs)
AS-BTN(1,495 ASNs)
AS-BTN-CUSTOMERS(1,495 ASNs)
AS-ANC-CUSTOMER-PROXY-REGISTER(2,405 ASNs)
AS-HWNG-DOWNSTREAMS(2,598 ASNs)
AS-HWNG-CUSTOMERS(2,646 ASNs)
AS-HIGHWINDS(2,647 ASNs)
AS-HWNG-ALT(2,647 ASNs)
AS-HWNG(2,717 ASNs)
AS-TWIG(2,914 ASNs)
AS-GEANTNRENPEERS(3,149 ASNs)
AS45474:AS-NEXUSGUARD(4,166 ASNs)
AS-PACNET(4,289 ASNs)
AS-ANC(4,335 ASNs)
AS-SGGS(5,288 ASNs)
AS-FALCORE-AU(5,305 ASNs)
AS-FALCORE-AU-CUST(5,305 ASNs)
AS-BANDCON(5,888 ASNs)
AS-CHIEF-TRANSIT(6,746 ASNs)
AS-CTBC-TOOLS(8,129 ASNs)
AS-SEABORN-G2(10,828 ASNs)
AS-CTBC(11,413 ASNs)
AS-SEABONECUSTLA(11,515 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-SET-SEACOM(12,587 ASNs)
AS213973:AS-BCIX(13,844 ASNs)
AS213973:AS-PARTNERS(13,844 ASNs)
AS57328:AS-DDIX(13,844 ASNs)
AS59552:AS-SON-IX-RS(13,844 ASNs)
AS58453:AS-ASIAASCUST(15,313 ASNs)
AS-SEABORN(17,733 ASNs)
AS58453:AS-CMI-ALL(18,020 ASNs)
AS-CMI-ALL(18,021 ASNs)
AS-SEABONECUSTAS(19,767 ASNs)
AS-HURRICANEV6(20,402 ASNs)
AS-SEECIX-V6(20,691 ASNs)
AS56858:AS-SEECIX-V6(20,691 ASNs)
AS-DECIX-RIC-V6(20,721 ASNs)
AS393752:AS-DECIX-RIC-V6(20,721 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-TIX(21,568 ASNs)
AS-LITIX-V6(22,027 ASNs)
AS-T-CIX-V6(22,807 ASNs)
AS-XO(23,361 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-CIXP(24,509 ASNs)
AS-FLAGP(25,034 ASNs)
AS-FLAGT(25,034 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-RETN-HK(26,343 ASNs)
AS-PITER-IX-FRA(27,939 ASNs)
AS-SET-STHIX-RS(28,136 ASNs)
AS-DECIX-BCN-V6(28,476 ASNs)
AS57802:AS-DECIX-BCN-V6(28,476 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-SWISS-IX(28,564 ASNs)
AS-FIXO(29,811 ASNs)
AS209861:AS-PEERS(29,811 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-LIS-V6(32,541 ASNs)
AS43729:AS-DECIX-LIS-V6(32,541 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-EQUINIX-PA(34,681 ASNs)
AS-DECIX-LIS(34,749 ASNs)
AS43729:AS-DECIX-LIS(34,749 ASNs)
AS48193:AS-PITER-IX-FRA(36,250 ASNs)
AS-MONIX-PEERS(37,180 ASNs)
AS-TAHOEIX-MEMBERS(37,370 ASNs)
AS-MBIX-RS-MEMBERS(37,425 ASNs)
AS-ONIX(37,766 ASNs)
AS-TORIX(37,868 ASNs)
AS211776:AS-CRAFTBYTE-UPSTREAMS(37,882 ASNs)
AS-LSC-IXP-RS(38,302 ASNs)
AS-LSC-IXP(38,312 ASNs)
AS-VSIX-RS(38,411 ASNs)
AS207800:AS-RTIX-SET(39,194 ASNs)
AS33495:AS-MEMBERS(39,231 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-LUCIX-RS(40,498 ASNs)
AS7606:AS-QLD-IX(40,666 ASNs)
AS7606:AS-WA-IX(40,872 ASNs)
AS-STUIX(41,458 ASNs)
AS-SONIX(41,963 ASNs)
AS-IPTT(42,188 ASNs)
AS-PITER-IX(42,188 ASNs)
AS-PITERIX(42,189 ASNs)
AS-PITER-IX-MSK(42,291 ASNs)
AS49869:AS-PITER-IX-MSK(42,438 ASNs)
AS-VANIX-RS-PARTICIPANTS(42,555 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-FRANCE-IX-MARSEILLE(44,422 ASNs)
... and 264 more
Upstream AS Paths
45 unique paths, avg length 2.8
AS Looking Glass
Upstream paths (matching graph above)
All 45 Upstream Paths
Complete list of all observed paths
AS3661 IPv4 Address Subnets (7)
| 137.189.0.0/16 | 🇭🇰 HK | Chinese University of Hong Kong (The) Information … | ERX-CUHKNET |
| 203.188.64.0/20 | 🇭🇰 HK | HKBN(customer route) | HKBN-AS-AP |
| 123.255.64.0/21 | 🇭🇰 HK | The Chinese University of Hong Kong | ERX-CUHKNET |
| 103.49.160.0/22 | 🇭🇰 HK | The Chinese University of Hong Kong | ERX-CUHKNET |
| 175.159.224.0/22 | 🇭🇰 HK | HKBN(customer route) | HKBN-AS-AP |
| 137.189.196.0/24 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 202.40.216.0/24 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
AS3661 IPv6 Address Subnets (2)
| 2001:ce0:3::/48 | 🇭🇰 HK | HKBN(customer route) | ERX-CUHKNET |
| 2405:3000::/32 | 🇭🇰 HK | CUHKNET | ERX-CUHKNET |